dnl FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
dnl DEALINGS IN THE SOFTWARE.
dnl
-dnl $Id$
-dnl
-dnl Compiler detection macros by David Elliott
+dnl Compiler detection macros by David Elliott and Vadim Zeitlin
dnl
dnl ===========================================================================
-dnl Macros to detect non-GNU compilers (MetroWerks, XLC)
+dnl Macros to detect different C/C++ compilers
dnl ===========================================================================
-dnl Based on autoconf _AC_LANG_COMPILER_GNU
-AC_DEFUN([_AC_BAKEFILE_LANG_COMPILER_MWERKS],
-[AC_CACHE_CHECK([whether we are using the Metrowerks _AC_LANG compiler],
- [bakefile_cv_[]_AC_LANG_ABBREV[]_compiler_mwerks],
- [AC_TRY_COMPILE([],[#ifndef __MWERKS__
- choke me
-#endif
-],
- [bakefile_compiler_mwerks=yes],
- [bakefile_compiler_mwerks=no])
- bakefile_cv_[]_AC_LANG_ABBREV[]_compiler_mwerks=$bakefile_compiler_mwerks
- ])
-])
-
-dnl Loosely based on autoconf AC_PROG_CC
-dnl TODO: Maybe this should wrap the call to AC_PROG_CC and be used instead.
-AC_DEFUN([AC_BAKEFILE_PROG_MWCC],
-[AC_LANG_PUSH(C)
-_AC_BAKEFILE_LANG_COMPILER_MWERKS
-MWCC=`test $bakefile_cv_c_compiler_mwerks = yes && echo yes`
-AC_LANG_POP(C)
-])
-
-dnl Loosely based on autoconf AC_PROG_CXX
-dnl TODO: Maybe this should wrap the call to AC_PROG_CXX and be used instead.
-AC_DEFUN([AC_BAKEFILE_PROG_MWCXX],
-[AC_LANG_PUSH(C++)
-_AC_BAKEFILE_LANG_COMPILER_MWERKS
-MWCXX=`test $bakefile_cv_cxx_compiler_mwerks = yes && echo yes`
-AC_LANG_POP(C++)
-])
-
-dnl Based on autoconf _AC_LANG_COMPILER_GNU
-AC_DEFUN([_AC_BAKEFILE_LANG_COMPILER_XLC],
-[AC_CACHE_CHECK([whether we are using the IBM xlC _AC_LANG compiler],
- [bakefile_cv_[]_AC_LANG_ABBREV[]_compiler_xlc],
- [AC_TRY_COMPILE([],[#ifndef __xlC__
- choke me
-#endif
-],
- [bakefile_compiler_xlc=yes],
- [bakefile_compiler_xlc=no])
- bakefile_cv_[]_AC_LANG_ABBREV[]_compiler_xlc=$bakefile_compiler_xlc
- ])
-])
-
-dnl Loosely based on autoconf AC_PROG_CC
-AC_DEFUN([AC_BAKEFILE_PROG_XLCC],
-[AC_LANG_PUSH(C)
-_AC_BAKEFILE_LANG_COMPILER_XLC
-XLCC=`test $bakefile_cv_c_compiler_xlc = yes && echo yes`
-AC_LANG_POP(C)
-])
-
-dnl Loosely based on autoconf AC_PROG_CXX
-AC_DEFUN([AC_BAKEFILE_PROG_XLCXX],
-[AC_LANG_PUSH(C++)
-_AC_BAKEFILE_LANG_COMPILER_XLC
-XLCXX=`test $bakefile_cv_cxx_compiler_xlc = yes && echo yes`
-AC_LANG_POP(C++)
-])
-
dnl Based on autoconf _AC_LANG_COMPILER_GNU
dnl _AC_BAKEFILE_LANG_COMPILER(NAME, LANG, SYMBOL, IF-YES, IF-NO)
AC_DEFUN([_AC_BAKEFILE_LANG_COMPILER],
)
]
)
- AC_LANG_POP($2)
if test "x$bakefile_cv_[]_AC_LANG_ABBREV[]_compiler_[]$3" = "xyes"; then
:; $4
else
:; $5
fi
+ AC_LANG_POP($2)
+])
+
+dnl More specific version of the above macro checking whether the compiler
+dnl version is at least the given one (assumes that we do use this compiler)
+dnl
+dnl _AC_BAKEFILE_LANG_COMPILER_LATER_THAN(NAME, LANG, SYMBOL, VER, VERMSG, IF-YES, IF-NO)
+AC_DEFUN([_AC_BAKEFILE_LANG_COMPILER_LATER_THAN],
+[
+ AC_LANG_PUSH($2)
+ AC_CACHE_CHECK(
+ [whether we are using $1 $2 compiler v$5 or later],
+ [bakefile_cv_[]_AC_LANG_ABBREV[]_compiler_[]$3[]_lt_[]$4],
+ [AC_TRY_COMPILE(
+ [],
+ [
+ #ifndef $3 || $3 < $4
+ choke me
+ #endif
+ ],
+ [bakefile_cv_[]_AC_LANG_ABBREV[]_compiler_[]$3[]_lt_[]$4=yes],
+ [bakefile_cv_[]_AC_LANG_ABBREV[]_compiler_[]$3[]_lt_[]$4=no]
+ )
+ ]
+ )
+ if test "x$bakefile_cv_[]_AC_LANG_ABBREV[]_compiler_[]$3[]_lt_[]$4" = "xyes"; then
+ :; $6
+ else
+ :; $7
+ fi
+ AC_LANG_POP($2)
+])
+
+dnl CodeWarrior Metrowerks compiler defines __MWERKS__ for both C and C++
+AC_DEFUN([AC_BAKEFILE_PROG_MWCC],
+[
+ _AC_BAKEFILE_LANG_COMPILER(Metrowerks, C, __MWERKS__, MWCC=yes)
+])
+
+AC_DEFUN([AC_BAKEFILE_PROG_MWCXX],
+[
+ _AC_BAKEFILE_LANG_COMPILER(Metrowerks, C++, __MWERKS__, MWCXX=yes)
+])
+
+dnl IBM xlC compiler defines __xlC__ for both C and C++
+AC_DEFUN([AC_BAKEFILE_PROG_XLCC],
+[
+ _AC_BAKEFILE_LANG_COMPILER([IBM xlC], C, __xlC__, XLCC=yes)
+])
+
+AC_DEFUN([AC_BAKEFILE_PROG_XLCXX],
+[
+ _AC_BAKEFILE_LANG_COMPILER([IBM xlC], C++, __xlC__, XLCXX=yes)
])
dnl recent versions of SGI mipsPro compiler define _SGI_COMPILER_VERSION
_AC_BAKEFILE_LANG_COMPILER(Intel, C++, __INTEL_COMPILER, INTELCXX=yes)
])
+dnl Intel compiler command line options changed in incompatible ways sometimes
+dnl before v8 (-KPIC was replaced with gcc-compatible -fPIC) and again in v10
+dnl (-create-pch deprecated in favour of -pch-create) so we need to test for
+dnl its exact version too
+AC_DEFUN([AC_BAKEFILE_PROG_INTELCC_8],
+[
+ _AC_BAKEFILE_LANG_COMPILER_LATER_THAN(Intel, C, __INTEL_COMPILER, 800, 8, INTELCC8=yes)
+])
+AC_DEFUN([AC_BAKEFILE_PROG_INTELCXX_8],
+[
+ _AC_BAKEFILE_LANG_COMPILER_LATER_THAN(Intel, C++, __INTEL_COMPILER, 800, 8, INTELCXX8=yes)
+])
+
+AC_DEFUN([AC_BAKEFILE_PROG_INTELCC_10],
+[
+ _AC_BAKEFILE_LANG_COMPILER_LATER_THAN(Intel, C, __INTEL_COMPILER, 1000, 10, INTELCC10=yes)
+])
+
+AC_DEFUN([AC_BAKEFILE_PROG_INTELCXX_10],
+[
+ _AC_BAKEFILE_LANG_COMPILER_LATER_THAN(Intel, C++, __INTEL_COMPILER, 1000, 10, INTELCXX10=yes)
+])
+
dnl HP-UX aCC: see http://docs.hp.com/en/6162/preprocess.htm#macropredef
AC_DEFUN([AC_BAKEFILE_PROG_HPCC],
[
dnl _AC_BAKEFILE_PROG_COMPILER(LANG)
AC_DEFUN([_AC_BAKEFILE_PROG_COMPILER],
[
- AC_PROG_$1
+ AC_REQUIRE([AC_PROG_$1])
dnl Intel compiler can be used under several different OS and even
dnl different architectures (x86, amd64 and Itanium) so it's easier to just
dnl always test for it
AC_BAKEFILE_PROG_INTEL$1
+ dnl If we use Intel compiler we also need to know its version
+ if test "$INTEL$1" = "yes"; then
+ AC_BAKEFILE_PROG_INTEL$1_8
+ AC_BAKEFILE_PROG_INTEL$1_10
+ fi
+
dnl if we're using gcc, we can't be using any of incompatible compilers
if test "x$G$1" != "xyes"; then
if test "x$1" = "xC"; then
Darwin)
AC_BAKEFILE_PROG_MW$1
- AC_BAKEFILE_PROG_XL$1
+ if test "$MW$1" != "yes"; then
+ AC_BAKEFILE_PROG_XL$1
+ fi
;;
IRIX*)
;;
Linux*)
- dnl Sun CC is now available under Linux too
- AC_BAKEFILE_PROG_SUN$1
+ dnl Sun CC is now available under Linux too, test for it unless
+ dnl we already found that we were using a different compiler
+ if test "$INTEL$1" != "yes"; then
+ AC_BAKEFILE_PROG_SUN$1
+ fi
;;
HP-UX*)